Boeing B777 – Flight controls - SmartCockpit - Airline training guides, Aviation, Operations, Safety

When do the control wheel stabilizer trim switches control stabilizer movement directly?

All the time.

Only on the ground.

Only during approaches.

During engine out go-arounds.

Correct! Wrong!

What does the EICAS message FLIGHT CONTROL MODE indicate?

Flight control system faults are detected.

The Flap/Slat electronics units are inoperative.

Multiple flight control surfaces are inoperative.

Flight control system is operating in the secondary mode.

Correct! Wrong!

What power source is used for the actuation of all primary flight controls?

Electric.

Mechanical.

Pneumatic.

Hydraulic.

Correct! Wrong!

Which of these flight control surfaces assist in roll control?

Slats only.

Slats and spoilers.

Ailerons and flaperons.

Flaperons and slats.

Correct! Wrong!

Which of these flight control surfaces aid in roll control?

Krueger flaps, slats and spoilers.

Slats and spoilers only.

Ailerons, flaperons and spoilers.

Flaperons and slats.

Correct! Wrong!

What does the PRI FLIGHT COMPUTERS EICAS message indicate?

The system is in primary mode.

Flight control modes are not affected.

The system is in direct mode

The system is in the secondary mode.

Correct! Wrong!

What is FALSE about Flap/Slat Load Relief?

Re-extension is limited to the commended flap position.

Flap load relief is available in the primary and secondary modes.

The Flap lever does not move during flap condition and shows actual flap position.

When airspeed is reduced the flap automatically re-extend as airspeed allows.

Correct! Wrong!

What happens if uncommanded stabilizer motion is sensed?

Power to the affected STCM is shut off.

The A/P engages automatically.

The stabilizer is locked in place.

Power to all STCMs is shut off.

Correct! Wrong!

Are the PFCs and ACEs used in direct mode?

Only ACEs

Both PFCs and ACEs

Only PFCs

It is not possible.

Correct! Wrong!

What is true about turn compensation?

It is available only in the secondary mode.

Elevator input is NOT required if the airplane is in a 30 degree bank.

It is not available if the bank angle is above 30 degrees.

The turn compensation switch is on the overhead panel.

Correct! Wrong!

What could cause the STAB GREENBAND EICAS message to be displayed?

Power to the stabilizer position indicator is lost.

All statements are correct.

The FMC weight entry and CG may be incorrect.

The stabilizer position indicator is unreliable.

Correct! Wrong!

Which of the following is true when the flight control system is operating in secondary mode?

The Primary Flight Computers (PFCs) are NOT available.

Envelope protection features are NOT available.

Actuator Control Electronics (ACES) are NOT available.

The autopilot is available.

Correct! Wrong!

Which of the following is not a stall protection feature?

The pilot must apply continuous aft column force to maintain airspeed below the manoeuvring speed.

Use of alternate pitch trim levers reduces the column forces below the minimum manoeuvring speed.

The out-of-trim forces increase above normal for a condition above the minimum manoeuvre speed.

Stab trim is inhibited in the nose up direction at approximately the minimum manoeuvring speed.

Correct! Wrong!

When do the alternate pitch trim levers move the stabilizer?

The levers move the stabilizer directly at all times.

During flight control secondary and direct modes.

Only on the ground.

When the autopilot is disengaged.

Correct! Wrong!

What is the correct statement?

All statements are correct.

Aileron trim in inhibited when the autopilot is engaged.

Moving the alternate pitch trim levers during stall or overspeed protection does not move the stabilizer

Moving the alternate pitch trim levers with the autopilot engaged does not move the stabilizer.

Correct! Wrong!

Which of the following is not correct concerning the flight control system when operating in secondary mode?

All spoilers remain usable.

Thrust Asymmetry is NOT available.

Autopilot and envelope protection are NOT available.

Envelope protection features are NOT available.

Correct! Wrong!

What is wheel to rudder cross-tie?

Ability to control initial effects of an engine failure with control wheel only.

Ability to dampen Dutch roll with control wheel only.

Ability to override rudder inputs with the control wheel inputs.

Ability to control rudder trim with control wheel inputs.

Correct! Wrong!

What control do the flaperons and ailerons provide?

Increased wing lift and decreased stall speed.

Yaw control assisted by the rudder.

Pitch control assisted by a movable horizontal stabilizer.

Roll control assisted by asymmetric spoilers.

Correct! Wrong!

Auto speed-brakes protection is provided for which phases of flight?

Take-off, rejected take-off and landing.

Take-off, rejected take-off and approach below 200 feet.

Take-off, rejected take-off, approach and landing.

Take-off, rejected take-off and approach.

Correct! Wrong!

Do the ailerons increase lift for takeoff?

Yes the ailerons move down with flaps 5, 15 and 20.

Yes the ailerons move down with flaps 15 and 20.

No the ailerons are used only at high speed

No, the ailerons assist roll control only during high speed flight.

Correct! Wrong!

In the normal mode, a control column input or trim change is required to maintain a constant flight path:

During flap extension or retraction

During speedbrake extension or retraction.

All statements are correct.

During airspeed changes.

Correct! Wrong!

What is FALSE about stabilizer trim?

As airspeed increases, trim rate increases.

As airspeed increases, trim rate decreases.

The green band on the stabilizer position indicator shows the stabilizer trim range for take-off.

You can use the pitch trim switches on the yoke to set the trim.

Correct! Wrong!

Which spoilers will be locked out in secondary and direct modes?

Spoilers 1 and 14

Spoilers 8 to 14

Spolers 5 and 10

Spoilers 1 to 7

Correct! Wrong!

How many spoiler panels are used as speedbrakes?

A total of 14 spoiler panels.

A total of 10 spoiler panels.

A total of 12 spoiler panels.

A total of 8 spoiler panels.

Correct! Wrong!

What happens when the stabilizer signal is not present or is invalid?

The EICAS message STAB GREENBAND displays

The green band on the indicator turns amber

The CDU displays the VERIFY TRIM message in the scratchpad

The green band and the pointer are not displayed

Correct! Wrong!

What is the effect of placing a stabilizer cutout switch to cutout?

Connects hydraulic supply to STCM.

Disconnects hydraulic supply to STCM.

Disable direct rudder control.

Engages gust suppression.

Correct! Wrong!

When does TAC automatically add rudder to minimize yaw?

When one engine differs by 10 present or more from the other engine.

When the engine is damaged or surges.

When engine thrust loss is sensed in the normal and secondary mode.

When an engine is at idle thrust.

Correct! Wrong!

Which of the following is true when the flight control system is operating in secondary mode?

The Primary Flight Computers (PFCs) are NOT available.

Autopilot and envelope are NOT available.

Envelope protection features are available.

Actuator Control Electronics (ACES) are NOT available.

Correct! Wrong!

What can you say about the FLAPS DRIVE EICAS message?

Arm the alternate system.

The flaps will operate in secondary mode.

The EICAS flap indicator display turns magenta.

The message is displayed when the flap drive mechanism has been shut down due to an asymmetry.

Correct! Wrong!

A wheel to rudder cross-tie function provides the capability of being able to control the initial effects of an engine failure using control wheel inputs only. How many degrees of rudder deflection can be obtained from control wheel inputs?

13 degrees.

7.5 degrees.

9.5 degrees.

8 degrees.

Correct! Wrong!

In direct mode, which of the following components of the primary flight control system are NOT operating?

Primary Flight Computers (PFCs).

Actuator Control Electronics (ACES).

Electro hydraulic servos.

Secondary FCC.

Correct! Wrong!

What is the meaning of the EICAS advisory message STABILIZER CUTOUT?

One stabilizer cut-out switch is in the CUTOUT position.

Both stabilizer cut-out switches are in the CUTOUT position.

Stabilizer asymmetry compensation is inoperative.

The centre stabilizer control path is inoperative

Correct! Wrong!

What does stall warning consist of?

Stick shaker followed by stall warning.

Stall warning horn.

Stick shaker but NO stall warning.

EICAS message 'STALL'.

Correct! Wrong!

Which control surfaces are used for roll control on the B777?

Ailerons, flaperons and elevators.

Ailerons, flaperons and slats.

Ailerons, flaperons and spoilers.

Ailerons, flaperons and flaps.

Correct! Wrong!

Under what conditions does the SPEEDBRAKE EXTENDED EICAS message display?

Speedbrakes are extended and landing flaps are selected or RA is between 15 and 800 feet.

Speedbrakes are extended and the airplane is above 800 feet RA.

After landing, if speed-brakes fail to extend.

Any time speed-brakes are extended.

Correct! Wrong!

When do the PFCs make self-test?

After hydraulic system shutdown (HYD PRESS SYS L+C+R).

After the "PRIMARY FLIGHT COMPUTERS" EICAS message is displayed.

After hydraulic system depressurization.

After hydraulic system pressurization.

Correct! Wrong!

Which of these flight control surfaces droop when the trailing edge flaps extend?

Krueger flaps and slats.

Flaperons and slats.

Slats only.

Flaperons.

Correct! Wrong!

When are pitch trim changes required with the 777 'fly-by-wire' system?

During airspeed changes only.

When thrust is changed.

For all configuration changes.

When the landing gear is extended.

Correct! Wrong!

Which statement is true when the primary flight computer disconnect switch is positioned to DISC?

All statements are correct.

Protection features are NOT available.

Autopilot is not available.

The system operates in direct mode

Correct! Wrong!

What principle is used when direct mode is in use?

Hydraulic signal modulation.

Electric signals.

Mechanical linkage.

Direct control surface deflection.

Correct! Wrong!

Which spoilers are available as speedbrakes (secondary and direct modes)?

Spoilers 1-7

None. Speedbrakes are disabled.

Spoilers 4,11

Spoilers 5,10

Correct! Wrong!

Which statement is NOT true regarding the flap position indicator?

The flap position indicator is magenta when slats and flaps are in transit.

The flap position indicator appears on EICAS when flaps begin to extend.

There are three different displays: Primary, Secondary and Alternate.

The flap position indicator is on the PFD.

Correct! Wrong!

Which of the following are NOT stall protection features?

The auto-throttle advances to maintain minimum airspeed.

The auto-throttle disconnects.

Stick shaker activates.

In landing configuration, leading slats move to gapped position.

Correct! Wrong!

Where - and when - is the stabilizer "green band" displayed?

Only on the ground, on pitch trim indicators.

Only during landing, on CDU.

Always on EICAS

Only in flight, on control wheel.

Correct! Wrong!

What are the initial steps to extend the flaps using the alternate flap system?

Arm ALT FLAPS ARM switch. Select NORMAL FLAPS selector to 20.

Arm ALT FLAPS ARM switch. Select ALT FLAPS selector to OFF.

Push ALT FLAPS ARM switch. Select ALT FLAPS selector to EXT.

Arm ALT FLAPS ARM switch. Select ALT FLAPS selector to EXT.

Correct! Wrong!

What is the maximum speed of wheel to rudder cross-tie operation?

180 knot.

210 knot.

200 knot.

220 knot.

Correct! Wrong!

Which one of the following statements is false?

At cruise speed, spoilers 5 and 10 are locked out.

When augmenting roll control, the spoilers work asymmetrically.

There are 12 spoilers.

Spoilers 4 and 11 are mechanically operated.

Correct! Wrong!

What causes the SPEEDNRAKE EXTENDED message to display on the EICAS?

Speedbrake is down when either thrust lever is advanced to a takeoff position.

Speedbrake is extended when radio altitude is between 15 and 800 ft.

Speedbrake is UP after landing.

On the ground when either reverse thrust lever is moved to the reverse idle detent.

Correct! Wrong!

Which one of the following statements is incorrect?

The spoilers augment roll control.

Spoilers 5 and 10 are available as ground spoilers only.

Spoilers 4 and 11 are mechanically operated.

The extension of speed-brakes in the landing configuration is prohibited.

Correct! Wrong!

Which pair of spoilers is mechanically controlled through a cable from the control wheel?

Spoilers 5 and 10.

Spoilers 5 and 8.

Spoilers 4 and 11.

Spoilers 1 and 14.

Correct! Wrong!

In direct mode, which of the following components of fly-by-wire are NOT operating?

Actuator Control Electronics (ACES).

Primary Flight Computers (PFCs).

Power Control Units (PCUs).

Position feedback transducers.

Correct! Wrong!

Which trim control is inhibited when the autopilot is engaged?

Alternate pitch trim levers.

Trim control pitch

Control wheel pitch trim switches.

Alternate control pitch trim.

Correct! Wrong!

Automatic speed-brake operation is provided for which flight control system modes?

Secondary.

Direct.

Normal.

All flight control modes.

Correct! Wrong!

Boeing B777 – Flight controls